diff --git a/aiohttp_client_cache/response.py b/aiohttp_client_cache/response.py
index 11a4a908..8c416419 100644
--- a/aiohttp_client_cache/response.py
+++ b/aiohttp_client_cache/response.py
@@ -232,7 +232,7 @@ def connection(self):
 
     async def __aenter__(self) -> 'CachedResponse':
         return self
-    
+
     @property
     def closed(self) -> bool:
         return True